Sperm_and_Egg_Formation

Sperm_and_Egg_Formation - mother can usually feel this...

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Sperm and Egg Formation
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Structure of Sperm and Egg
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Fertilization implantation: imbedding of a blastocyst into the endometrium
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First Trimester-Gastrulation
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First Trimester-Placenta Formation
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Second Trimester-Fetus During weeks 12 through 23, the period of the second trimeste: fetus increases in length to 25 cm. weighs about 0.5 kg has the face of an infant, with eyebrows and eyelashes. fetal heartbeat is easily detected
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Unformatted text preview: mother can usually feel this activity, which ranges from flutters to kicks and pokes. Third Trimester- fetus experiences rapid growth gains stronger bones and muscles. respiratory and circulatory systems undergo changes that will enable the baby to start breathing air and perform other vital functions as it fills more and more of the available space in the uterus, the fetus becomes less active...
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This note was uploaded on 10/12/2011 for the course BIO 101 taught by Professor Martin during the Spring '08 term at Rutgers.

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Sperm_and_Egg_Formation - mother can usually feel this...

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